120 lines
5.4 KiB
Objective-C
120 lines
5.4 KiB
Objective-C
/*
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* Copyright 2019 Google
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import "FirebaseMessaging/Sources/Token/FIRMessagingTokenDeleteOperation.h"
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#import "FirebaseMessaging/Sources/FIRMessagingConstants.h"
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#import "FirebaseMessaging/Sources/FIRMessagingDefines.h"
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#import "FirebaseMessaging/Sources/FIRMessagingLogger.h"
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#import "FirebaseMessaging/Sources/FIRMessagingUtilities.h"
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#import "FirebaseMessaging/Sources/NSError+FIRMessaging.h"
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#import "FirebaseMessaging/Sources/Token/FIRMessagingCheckinPreferences.h"
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#import "FirebaseMessaging/Sources/Token/FIRMessagingTokenOperation.h"
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@implementation FIRMessagingTokenDeleteOperation
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- (instancetype)initWithAuthorizedEntity:(NSString *)authorizedEntity
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scope:(NSString *)scope
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checkinPreferences:(FIRMessagingCheckinPreferences *)checkinPreferences
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instanceID:(NSString *)instanceID
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action:(FIRMessagingTokenAction)action
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heartbeatLogger:(id<FIRHeartbeatLoggerProtocol>)heartbeatLogger {
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return [super initWithAction:action
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forAuthorizedEntity:authorizedEntity
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scope:scope
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options:nil
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checkinPreferences:checkinPreferences
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instanceID:instanceID
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heartbeatLogger:heartbeatLogger];
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}
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- (void)performTokenOperation {
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NSMutableURLRequest *request = [self tokenRequest];
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// Build form-encoded body
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NSString *deviceAuthID = self.checkinPreferences.deviceID;
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NSMutableArray<NSURLQueryItem *> *queryItems =
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[FIRMessagingTokenOperation standardQueryItemsWithDeviceID:deviceAuthID scope:self.scope];
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[queryItems addObject:[NSURLQueryItem queryItemWithName:@"delete" value:@"true"]];
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if (self.action == FIRMessagingTokenActionDeleteTokenAndIID) {
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[queryItems addObject:[NSURLQueryItem queryItemWithName:@"iid-operation" value:@"delete"]];
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}
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if (self.authorizedEntity) {
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[queryItems addObject:[NSURLQueryItem queryItemWithName:@"sender" value:self.authorizedEntity]];
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}
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// Typically we include our public key-signed url items, but in some cases (like deleting all FCM
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// tokens), we don't.
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if (self.instanceID.length > 0) {
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[queryItems addObject:[NSURLQueryItem queryItemWithName:kFIRMessagingParamInstanceID
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value:self.instanceID]];
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}
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NSURLComponents *components = [[NSURLComponents alloc] init];
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components.queryItems = queryItems;
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NSString *content = components.query;
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request.HTTPBody = [content dataUsingEncoding:NSUTF8StringEncoding];
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FIRMessagingLoggerDebug(kFIRMessagingMessageCodeTokenDeleteOperationFetchRequest,
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@"Unregister request to %@ content: %@",
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FIRMessagingTokenRegisterServer(), content);
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FIRMessaging_WEAKIFY(self);
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void (^requestHandler)(NSData *, NSURLResponse *, NSError *) =
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^(NSData *data, NSURLResponse *response, NSError *error) {
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FIRMessaging_STRONGIFY(self);
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[self handleResponseWithData:data response:response error:error];
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};
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NSURLSessionConfiguration *config = NSURLSessionConfiguration.defaultSessionConfiguration;
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config.timeoutIntervalForResource = 60.0f; // 1 minute
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NSURLSession *session = [NSURLSession sessionWithConfiguration:config];
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self.dataTask = [session dataTaskWithRequest:request completionHandler:requestHandler];
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[self.dataTask resume];
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}
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- (void)handleResponseWithData:(NSData *)data
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response:(NSURLResponse *)response
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error:(NSError *)error {
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if (error) {
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FIRMessagingLoggerDebug(kFIRMessagingMessageCodeTokenDeleteOperationRequestError,
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@"Device unregister HTTP fetch error. Error code: %ld",
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(long)error.code);
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[self finishWithResult:FIRMessagingTokenOperationError token:nil error:error];
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return;
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}
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NSString *dataResponse = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
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if (dataResponse.length == 0) {
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NSError *error = [NSError messagingErrorWithCode:kFIRMessagingErrorCodeUnknown
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failureReason:@"Empty response."];
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[self finishWithResult:FIRMessagingTokenOperationError token:nil error:error];
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return;
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}
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if (![dataResponse hasPrefix:@"deleted="] && ![dataResponse hasPrefix:@"token="]) {
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NSString *failureReason =
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[NSString stringWithFormat:@"Invalid unregister response %@", response];
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FIRMessagingLoggerDebug(kFIRMessagingMessageCodeTokenDeleteOperationBadResponse, @"%@",
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failureReason);
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NSError *error = [NSError messagingErrorWithCode:kFIRMessagingErrorCodeUnknown
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failureReason:failureReason];
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[self finishWithResult:FIRMessagingTokenOperationError token:nil error:error];
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return;
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}
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[self finishWithResult:FIRMessagingTokenOperationSucceeded token:nil error:nil];
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}
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@end
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